TDA7566_06 Datasheet, PDF (23/28 Pages) STMicroelectronics – 4x40W multifunction quad power amplifier with built-in diagnostics features

TDA7566
Software specifications
Table 9.
D4
D3
D2
D1
D0
DB2 (continued)
Channel LR
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel LR
Normal load (D3 = 0)
Short load (D3 = 1)
Channel LR
Turn-on diag.: No open load (D2 = 0)
Open load detection (D2 = 1)
Permanent diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
Channel LR
No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel LR
No short to GND (D1 = 0)
Short to GND (D1 = 1)
Table 10. DB3
D7
Stand-by status (= IB1 - D4)
D6
Diagnostic status (= IB1 - D6)
Channel RF
current detection
D5
Output peak current < 250mA - Open load (D5 = 1)
Output peak current > 500mA - Open load (D5 = 0)
Channel RF
D4
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel RF
D3
Normal load (D3 = 0)
Short load (D3 = 1)
Channel RF
Turn-on diag.: No open load (D2 = 0)
D2
Open load detection (D2 = 1)
Permanent diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
Channel RF
D1
No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel RF
D0
No short to GND (D1 = 0)
Short to GND (D1 = 1)
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